Operating System (OS)
A program

is a device that performs a sequence of operations specified by instructions in memory.
is typically characterized by interactive processing and time of the CPU
is the device where information is stored
is a sequence of instructions
None of these

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Operating System (OS)
A co-processor

Is relatively easy to support in software
Causes all processor to function equally
Works with any application
Is quite common in modern computer

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Operating System (OS)
The function(s) of file system is (are):

All of these
to provide security against loss of information due to system failure
None of these
to provide for long and short term storage of files with appropriate economic tradeoffs.
to provide complete file naming freedom to the users and to permit controlled sharing of files

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